接力赛的选手向一个方向传递接力棒。

Runners in a relay race pass a stick in one direction.

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拉斯克奖的批评者强调，如今使用的基于青蒿素的组合疗法是一个科学接力赛的产物，经过了许多阶段。

Critics of the Lasker citation emphasize that development of the artemisinin-based combination therapy used today resulted from a scientific relay race that went through many stages.

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这种关系类似于一场接力赛，第一个跑的人代表着需求管理，下一个接受接力棒的人代表测试管理。

One analogy for this relationship is that of a relay race, where the first runner represents requirements management and the next runner, receiving a baton hand off, represents test management.

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